Women react during a mass funeral for former Lebanese minister Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut
Women react during a mass funeral for former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut, December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
A woman reacts during a mass funeral for former Lebanese minister Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut
A woman reacts during a mass funeral for former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut, December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
A woman reacts during a mass funeral for former Lebanese minister Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut
A woman reacts during a mass funeral for former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut, December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
Scouts and relatives carry the coffin of former Lebanese minister Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut
Scouts and relatives carry the coffin of former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
Woman suicide bomber kills at least 13 at Russian station
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Scouts and relatives carry the coffin of former Lebanese minister Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut
Scouts and relatives carry the coffin of former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
Scouts and relatives carry the coffin of former Lebanese minister Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut
Scouts and relatives carry the coffin of former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
Scouts and relatives carry the coffin of former Lebanese minister Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut
Scouts and relatives carry the coffin of former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
Omar, son of former Lebanese minister Chatah, who was killed in a bomb blast on Friday, carries his father's coffin along with relatives during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut
Omar (L), son of former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, carries his father's coffin along with relatives during his mass funeral at al-Amin mosque in Martyrs' Square in downtown Beirut December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Mohamed Azakir (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)
A man holds a Koran during a mass funeral for former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut
A man holds a Koran during a mass funeral for former Lebanese minister Mohamad Chatah, who was killed in a bomb blast on Friday, at Al-Amin mosque in Martyrs' Square, downtown Beirut, December 29, 2013. Chatah, who opposed Syrian President Bashar al-Assad, was killed in the attack which one of his political allies blamed on Lebanon's Shi'ite Hezbollah militia. REUTERS/Jamal Saidi (LEBANON - Tags: POLITICS CIVIL UNREST OBITUARY)